WWJP81 RJTD 081800 VITAL WARNING FOR NAHA NAVTEX AREA 081800UTC ISSUED AT 082100UTC DEVELOPING LOW 1000HPA AT 33N 117E MOV ENE 25 KT W-FRONT FM 33N 117E TO 32N 120E 30N 122E GALE WARNING NORTHERN SEA OFF SHIKOKU, SEA WEST OF NAGASAKI WITH MAX WINDS 40 KT SEA SOUTHWEST OF MESHIMA, HYUGA NADA WITH 35 KT WARNING(NEAR GALE) SOUTHERN SEA OFF SHIKOKU, SEA OFF KAGOSHIMA, SEA AROUND AMAMI, SOUTHERN PART OF EAST CHINA SEA WARNING(DENSE FOG) SEA WEST OF NAGASAKI, SEA SOUTHWEST OF MESHIMA, SEA OFF KAGOSHIMA, SOUTHERN PART OF EAST CHINA SEA POOR VIS 0.3 MILES OR LESS IN PLACES NXT WARNING WILL BE ISSUED BEFORE 090300UTC =